The phrase "to play computer games" means to engage in the activity of using a computer or gaming console to play various types of games, such as action, adventure, puzzle or strategy games. Full definition
A quarter of the volunteers then played a computer game in which other players were instructed to exclude them. (newscientist.com)
Begin by letting people play computer games for an hour or two. (inc.com)
The results show British children are less likely than their international peers to read for pleasure, instead spending one of the largest proportions of time playing computer games. (politics.co.uk)